./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--block--skd.ko-entry_point.cil.out.i --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47b0bc17 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--block--skd.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 41966eefbe2c32dfa7406d87b298181290551ad2 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 23:15:20,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:15:20,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:15:20,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:15:20,274 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:15:20,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:15:20,280 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:15:20,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:15:20,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:15:20,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:15:20,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:15:20,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:15:20,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:15:20,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:15:20,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:15:20,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:15:20,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:15:20,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:15:20,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:15:20,335 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:15:20,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:15:20,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:15:20,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:15:20,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:15:20,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:15:20,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:15:20,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:15:20,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:15:20,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:15:20,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:15:20,363 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:15:20,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:15:20,364 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:15:20,367 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:15:20,369 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:15:20,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:15:20,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:15:20,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:15:20,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:15:20,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:15:20,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:15:20,378 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-20 23:15:20,408 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:15:20,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:15:20,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:15:20,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:15:20,413 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:15:20,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:15:20,414 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:15:20,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:15:20,415 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 23:15:20,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 23:15:20,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 23:15:20,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 23:15:20,418 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:15:20,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 23:15:20,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:15:20,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:15:20,419 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 23:15:20,421 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 23:15:20,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 23:15:20,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:15:20,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 23:15:20,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 23:15:20,422 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 23:15:20,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 23:15:20,423 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 23:15:20,423 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 23:15:20,423 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41966eefbe2c32dfa7406d87b298181290551ad2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:15:20,884 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:15:20,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:15:20,907 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:15:20,911 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:15:20,913 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:15:20,914 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--block--skd.ko-entry_point.cil.out.i [2019-11-20 23:15:21,023 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6b563c8c/5dcb5dbad94c4ac1bdd97195c107427e/FLAG332eca01d [2019-11-20 23:15:22,360 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:15:22,366 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--block--skd.ko-entry_point.cil.out.i [2019-11-20 23:15:22,457 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6b563c8c/5dcb5dbad94c4ac1bdd97195c107427e/FLAG332eca01d [2019-11-20 23:15:22,558 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6b563c8c/5dcb5dbad94c4ac1bdd97195c107427e [2019-11-20 23:15:22,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:15:22,565 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 23:15:22,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:15:22,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:15:22,585 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:15:22,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:15:22" (1/1) ... [2019-11-20 23:15:22,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f5f2b20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:22, skipping insertion in model container [2019-11-20 23:15:22,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:15:22" (1/1) ... [2019-11-20 23:15:22,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:15:22,905 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:15:23,784 WARN L1157 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4285] [2019-11-20 23:15:23,785 WARN L1157 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4286-4287] [2019-11-20 23:15:28,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:15:28,584 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 23:15:28,743 WARN L1157 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4285] [2019-11-20 23:15:28,749 WARN L1157 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4286-4287] [2019-11-20 23:15:29,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:15:30,651 INFO L205 MainTranslator]: Completed translation [2019-11-20 23:15:30,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:30 WrapperNode [2019-11-20 23:15:30,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:15:30,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 23:15:30,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 23:15:30,658 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 23:15:30,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:30" (1/1) ... [2019-11-20 23:15:30,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:30" (1/1) ... [2019-11-20 23:15:33,840 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 23:15:33,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 23:15:33,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 23:15:33,841 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 23:15:33,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:30" (1/1) ... [2019-11-20 23:15:33,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:30" (1/1) ... [2019-11-20 23:15:34,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:30" (1/1) ... [2019-11-20 23:15:34,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:30" (1/1) ... [2019-11-20 23:15:36,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:30" (1/1) ... [2019-11-20 23:15:36,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:30" (1/1) ... [2019-11-20 23:15:37,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:15:30" (1/1) ... [2019-11-20 23:15:37,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 23:15:37,595 INFO L168 Benchmark]: Toolchain (without parser) took 15025.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 488.9 MB in the end (delta: 455.6 MB). Peak memory consumption was 482.7 MB. Max. memory is 12.5 GB. [2019-11-20 23:15:37,600 INFO L168 Benchmark]: CDTParser took 1.76 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 23:15:37,602 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8075.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 685.9 MB in the end (delta: 258.6 MB). Peak memory consumption was 279.3 MB. Max. memory is 12.5 GB. [2019-11-20 23:15:37,603 INFO L168 Benchmark]: Boogie Procedure Inliner took 3183.65 ms. Allocated memory is still 1.0 GB. Free memory was 685.9 MB in the beginning and 675.7 MB in the end (delta: 10.2 MB). Peak memory consumption was 137.6 MB. Max. memory is 12.5 GB. [2019-11-20 23:15:37,604 INFO L168 Benchmark]: Boogie Preprocessor took 3748.21 ms. Allocated memory is still 1.0 GB. Free memory was 675.7 MB in the beginning and 488.9 MB in the end (delta: 186.8 MB). Peak memory consumption was 213.9 MB. Max. memory is 12.5 GB. [2019-11-20 23:15:37,613 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.76 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8075.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 685.9 MB in the end (delta: 258.6 MB). Peak memory consumption was 279.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 3183.65 ms. Allocated memory is still 1.0 GB. Free memory was 685.9 MB in the beginning and 675.7 MB in the end (delta: 10.2 MB). Peak memory consumption was 137.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3748.21 ms. Allocated memory is still 1.0 GB. Free memory was 675.7 MB in the beginning and 488.9 MB in the end (delta: 186.8 MB). Peak memory consumption was 213.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...